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Finding the Third Proportional to 5,266,642.50 and 11,279,781

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Solution

The third proportional to 5,266,642.50 and 11,279,781 is: 24,158,362.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,266,642.50 : 11,279,781 = 11,279,781 : x
  2. Step 2: Convert to fraction form
    5,266,642.50/11,279,781 = 11,279,781/x
  3. Step 3: Cross multiply
    5,266,642.50x = 11,279,781 × 11,279,781
  4. Step 4: Simplify right side
    5,266,642.50x = 127,233,459,407,961
  5. Step 5: Solve for x
    x = 127,233,459,407,961/5,266,642.50
  6. Step 6: Final answer
    x = 24,158,362.64

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.